RTS Digital Matrix Intercom IFB-828 دليل المستخدم

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IFB-828
8-Channel IFB Panel with Volume Controls
Features
The IFB-828 interfaces up to eight RTS Systems’ Model IFB-325, 4020, or 4030 IFB beltpacks to any RTS Digital Matrix Inter-
com System, and it provides power to the beltpacks. The IFB-828 may also be used as a simple program interface to feed two
separate program sources to each of eight 4020 or 4030 beltpacks (16 program sources to eight beltpacks total).
Line Drawing

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IFB-828 Specifications Audio Inputs Type: Balanced (transformer coupled) Level: +4 to +8 dBu Impedance: Approximately 600 ohms Audio Outputs Type: Unbalanced Level: -10 to -6 dBu Output Power (each IFB beltpack channel): +24VDC, 200 mA Dimensions 19” (483 mm) W x 1.75” (44.5 mm) H x 7.5” (191 mm) D Input Power Requirements 110/120 or 220/240 VAC, 50/60 Hz, selectable via a back panel switch Connectors Input (J9) Type: 50-pin telco Outputs (J1 to J8) Type: 3-pin male XLR Pin 1: Audio and DC Commo